Melissa Caldwell Mason, PMHNP-BC
NPI 1932796331ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Bellevue, WA
Nurse Practitioner, Psych/Mental Health (PMHNP-BC) with Counseling Services for Wellbeing, Inc., practicing in Bellevue, Washington. Their prescriptions cost Medicare Part D more than their services did: $112,219 for 2,182 claims, against $24,037 paid for services in 2024. Axsome Therapeutics, Inc. was the largest of 10 companies reporting payments in 2025, $1,081 in all, mostly food and beverage.
Overview
| NPI | 1932796331 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Dec 31, 2020 |
| Last updated in NPPES | May 12, 2025 |
| Certified by provider | May 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | AP61133584 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 316 across 6 procedure codes |
| Paid by Medicare | $24,037 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,182 · 2,989 30-day fills |
|---|---|
| Patients | 108 |
| Total drug cost | $112,219 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Counseling Services for Wellbeing, Inc.Burien, WA · 29 clinicians
Industry payments (Open Payments)
- 2025$1,081 · 41 payments from 10 companies
- 2024$1,417 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $285.64 | 9 |
| E.R. Squibb & Sons, L.L.C. | $164.08 | 4 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $158.83 | 7 |
| Otsuka America Pharmaceutical, Inc. | $136.63 | 7 |
| Alkermes, Inc. | $114.55 | 5 |
What the 2025 payments were for
- Food and Beverage$1,081 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 psychiatric nurse practitioners in Bellevue · All psychiatric nurse practitioners in Washington